<template>
  <Dialog v-model="dialogVisible" :title="dialogTitle" width="60%">
    <el-form
      ref="formRef"
      v-loading="formLoading"
      :model="formData"
      :rules="formRules"
      label-width="100px"
    >
      <el-form-item label="上级标签" prop="pid" v-if="formData.pid > 0 && formType == 'create'">
        <el-input v-model="formData.pname" disabled placeholder="请输入标签名称"/>
      </el-form-item>
      <el-form-item label="标签标识" prop="code">
        <el-input v-model="formData.code" placeholder="请输入标签标识"/>
      </el-form-item>
      <el-form-item label="标签名称" prop="name">
        <el-input v-model="formData.name" placeholder="请输入标签名称"/>
      </el-form-item>
      <el-form-item label="备注" prop="remark">
        <el-input type="textarea" v-model="formData.remark"/>
      </el-form-item>
      <el-form-item label="排序" prop="sort">
        <el-input-number v-model="formData.sort"/>
      </el-form-item>
    </el-form>
    <template #footer>
      <el-button :disabled="formLoading" type="primary" @click="submitForm">确 定</el-button>
      <el-button @click="dialogVisible = false">取 消</el-button>
    </template>
  </Dialog>
</template>

<script setup lang="ts">
import * as LabelApi from '@/api/label'
defineOptions({name: 'LabelForm'})

const {t} = useI18n() // 国际化
const message = useMessage() // 消息弹窗

const dialogVisible = ref(false) // 弹窗的是否展示
const dialogTitle = ref('') // 弹窗的标题
const formLoading = ref(false) // 表单的加载中：1）修改时的数据加载；2）提交的按钮禁用
const formType = ref('') // 表单的类型：create - 新增；update - 修改
const formRef = ref() // 表单 Ref
const formData = ref({
  pid: 0,
  pname: undefined,
  name: undefined,
  code: undefined,
  remark: undefined,
  sort: 0,
  status: 0
})
const formRules = reactive({
  name: [{required: true, message: '标签名称不能为空', trigger: 'blur'}],
  code: [{required: true, message: '标签标识不能为空', trigger: 'blur'}]
})

/** 打开弹窗 */
const open = async (type: 'create' | 'update', node, id:number) => {
  dialogVisible.value = true
  dialogTitle.value = t('action.' + type) + '标签'
  formType.value = type
  // 修改时，设置数据
  if (id) {
    formData.value.id = id
    formData.value = await LabelApi.selectOne(id)
  }else{
    formData.value.pid = node.data.id
    formData.value.pname = node.data.name
  }
}

/** 提交表单 */
const emit = defineEmits(['success']) // 定义 success 事件，用于操作成功后的回调
defineExpose({ open }) // 提供 open 方法，用于打开弹窗

const submitForm = async () => {
  // 校验表单
  if (!formRef) return
  const valid = await formRef.value.validate()
  if (!valid) return
  // 提交请求
  formLoading.value = true
  try {
    const data = formData.value
    if (formType.value === 'create') {
      await LabelApi.create(formData.value)
    } else {
      await LabelApi.update(formData.value)
    }
    dialogVisible.value = false
    // 发送操作成功的事件
    emit('success')
  } finally {
    formLoading.value = false
  }
}
</script>

<style scoped>

</style>
